Module Name: src
Committed By: jmcneill
Date: Sun Dec 6 18:38:58 UTC 2020
Modified Files:
src/usr.sbin/acpitools/acpidump: acpi.c
Log Message:
acpidump: Do not print FACS if HW_REDUCED flag is set.
According to ACPI 6.3 spec, FACS is optional when HW_REDUCED is set. ACPICA
ignores the FACS completely when HW_REDUCED is set, so we need to follow
suit since it is not available through /dev/acpi as the table is not
installed.
To generate a diff of this commit:
cvs rdiff -u -r1.46 -r1.47 src/usr.sbin/acpitools/acpidump/acpi.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.sbin/acpitools/acpidump/acpi.c
diff -u src/usr.sbin/acpitools/acpidump/acpi.c:1.46 src/usr.sbin/acpitools/acpidump/acpi.c:1.47
--- src/usr.sbin/acpitools/acpidump/acpi.c:1.46 Sat Jun 22 12:39:40 2019
+++ src/usr.sbin/acpitools/acpidump/acpi.c Sun Dec 6 18:38:58 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: acpi.c,v 1.46 2019/06/22 12:39:40 maxv Exp $ */
+/* $NetBSD: acpi.c,v 1.47 2020/12/06 18:38:58 jmcneill Exp $ */
/*-
* Copyright (c) 1998 Doug Rabson
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: acpi.c,v 1.46 2019/06/22 12:39:40 maxv Exp $");
+__RCSID("$NetBSD: acpi.c,v 1.47 2020/12/06 18:38:58 jmcneill Exp $");
#include <sys/param.h>
#include <sys/endian.h>
@@ -836,7 +836,7 @@ acpi_handle_fadt(ACPI_TABLE_HEADER *sdp)
if (acpi_select_address(fadt->Facs, fadt->XFacs) == 0) {
if ((fadt->Flags & ACPI_FADT_HW_REDUCED) == 0)
errx(EXIT_FAILURE, "Missing FACS and HW_REDUCED_ACPI flag not set in FADT");
- } else {
+ } else if ((fadt->Flags & ACPI_FADT_HW_REDUCED) == 0) {
facs = (ACPI_TABLE_FACS *)acpi_map_sdt(
acpi_select_address(fadt->Facs, fadt->XFacs));
if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 || facs->Length < 64)
